Daily Brain Teasers for Friday, 13 September 2024
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
Calculate the number 773
NUMBERMANIA: Calculate the number 773 using numbers [7, 2, 2, 6, 77, 937] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A+B+C
The aim is to place the some numbers from the list (4, 6, 9, 11, 12, 13, 14, 16, 17, 90) into the empty squares and squares marked with A, B an C. Sum of each row and column should be equal. All the numbers of the magic square must be different. Find values for A, B, and C. Solution is A+B+C.
#brainteasers #math #magicsquare
Find number abc
If bc99c - a96ab = a136b find number abc. Multiple solutions may exist.
#brainteasers #math
Silence
After my husband and I had a huge argument, we ended up not talking to each other for days.
Finally, on the third day, he asked where one of his shirts was.
"Oh," I said, "So now you're speaking to me."
He looked confused,
"What are you talking about?"
"Haven't you noticed I haven't spoken to you for three days?" I challenged.
"No," he said, "I just thought we were getting along."
Which is a winning combination of digits?
The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
#brainteasers #mastermind
Sir Robert RobinsonBorn 13 Sep 1886; died 8 Feb 1975 at age 88. English chemist who received the 1947 Nobel Prize for Chemistry for his research on a wide range of organic compounds, notably alkaloids (complex, naturally occurring, nitrogen-containing organic compounds that can have profound effects on living things). In his early research, he studied plant pigments and synthesized anthocyanins and flavones. Later, working with alkaloids, he discovered the structures of morphine (1925) and strychnine (1946). |
Calculate the number 246
NUMBERMANIA: Calculate the number 246 using numbers [1, 6, 7, 9, 66, 170] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If 66405 + a0868 = bc2ca find number abc. Multiple solutions may exist.
#brainteasers #math
Which is a winning combination of digits?
The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
#brainteasers #mastermind
Calculate the number 2496
NUMBERMANIA: Calculate the number 2496 using numbers [1, 5, 5, 1, 54, 363] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A-B-C
The aim is to place the some numbers from the list (15, 16, 24, 27, 28, 36, 37, 63, 64, 72) into the empty squares and squares marked with A, B an C. Sum of each row and column should be equal. All the numbers of the magic square must be different. Find values for A, B, and C. Solution is A-B-C.
#brainteasers #math #magicsquare
Find number abc
If aaccb - 1ba77 = 1c072 find number abc. Multiple solutions may exist.
#brainteasers #math
